1223088400

素因数分解:

$2^4\times 5^2\times {\mathrm{3057721}}^1$

素因数の和:3057739

約数の個数: 30

約数和(自身を含む): 2938470842

約数和(自身を除く): 1715382442

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3057721, 6115442, 12230884, 15288605, 24461768, 30577210, 48923536, 61154420, 76443025, 122308840, 152886050, 244617680, 305772100, 611544200, 1223088400]

約数ペア:

[(1, 1223088400), (2, 611544200), (4, 305772100), (5, 244617680), (8, 152886050), (10, 122308840), (16, 76443025), (20, 61154420), (25, 48923536), (40, 30577210), (50, 24461768), (80, 15288605), (100, 12230884), (200, 6115442), (400, 3057721)]